package org.example.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;

// key统一用string，值随意，防止使用RedisTemplate时键和值乱码
// 需要引入jackson-databind依赖
@Configuration
public class RedisConfig {
    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();// 创建RedisTemplate
        redisTemplate.setConnectionFactory(redisConnectionFactory);// 设置连接工厂
        // 设置序列化工具
        GenericJackson2JsonRedisSerializer jsonRedisSerializer = new GenericJackson2JsonRedisSerializer();
        // key和hashKey采用 String 序列化
        redisTemplate.setKeySerializer(RedisSerializer.string());
        redisTemplate.setHashKeySerializer(RedisSerializer.string());
        // value和hashValue采用json序列化
        redisTemplate.setValueSerializer(jsonRedisSerializer);
        redisTemplate.setHashValueSerializer(jsonRedisSerializer);
        return redisTemplate;
    }
}
